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<?php
namespace PhpOffice\PhpSpreadsheet\Writer\Pdf;
use PhpOffice\PhpSpreadsheet\Worksheet\PageSetup;
use PhpOffice\PhpSpreadsheet\Writer\Html;
use PhpOffice\PhpSpreadsheet\Writer\Pdf;
class Mpdf extends Pdf
{
/** @var bool */
protected $isMPdf = true;
/**
* Gets the implementation of external PDF library that should be used.
*
* @param array $config Configuration array
*
* @return \Mpdf\Mpdf implementation
*/
protected function createExternalWriterInstance($config)
{
return new \Mpdf\Mpdf($config);
}
/**
* Save Spreadsheet to file.
*
* @param string $filename Name of the file to save as
*/
public function save($filename, int $flags = 0): void
{
$fileHandle = parent::prepareForSave($filename);
// Check for paper size and page orientation
$setup = $this->spreadsheet->getSheet($this->getSheetIndex() ?? 0)->getPageSetup();
$orientation = $this->getOrientation() ?? $setup->getOrientation();
$orientation = ($orientation === PageSetup::ORIENTATION_LANDSCAPE) ? 'L' : 'P';
$printPaperSize = $this->getPaperSize() ?? $setup->getPaperSize();
$paperSize = self::$paperSizes[$printPaperSize] ?? PageSetup::getPaperSizeDefault();
// Create PDF
$config = ['tempDir' => $this->tempDir . '/mpdf'];
$pdf = $this->createExternalWriterInstance($config);
$ortmp = $orientation;
$pdf->_setPageSize($paperSize, $ortmp);
$pdf->DefOrientation = $orientation;
$pdf->AddPageByArray([
'orientation' => $orientation,
'margin-left' => $this->inchesToMm($this->spreadsheet->getActiveSheet()->getPageMargins()->getLeft()),
'margin-right' => $this->inchesToMm($this->spreadsheet->getActiveSheet()->getPageMargins()->getRight()),
'margin-top' => $this->inchesToMm($this->spreadsheet->getActiveSheet()->getPageMargins()->getTop()),
'margin-bottom' => $this->inchesToMm($this->spreadsheet->getActiveSheet()->getPageMargins()->getBottom()),
]);
// Document info
$pdf->SetTitle($this->spreadsheet->getProperties()->getTitle());
$pdf->SetAuthor($this->spreadsheet->getProperties()->getCreator());
$pdf->SetSubject($this->spreadsheet->getProperties()->getSubject());
$pdf->SetKeywords($this->spreadsheet->getProperties()->getKeywords());
$pdf->SetCreator($this->spreadsheet->getProperties()->getCreator());
$html = $this->generateHTMLAll();
$bodyLocation = strpos($html, Html::BODY_LINE);
// Make sure first data presented to Mpdf includes body tag
// so that Mpdf doesn't parse it as content. Issue 2432.
if ($bodyLocation !== false) {
$bodyLocation += strlen(Html::BODY_LINE);
$pdf->WriteHTML(substr($html, 0, $bodyLocation));
$html = substr($html, $bodyLocation);
}
foreach (\array_chunk(\explode(PHP_EOL, $html), 1000) as $lines) {
$pdf->WriteHTML(\implode(PHP_EOL, $lines));
}
// Write to file
fwrite($fileHandle, $pdf->Output('', 'S'));
parent::restoreStateAfterSave();
}
/**
* Convert inches to mm.
*
* @param float $inches
*
* @return float
*/
private function inchesToMm($inches)
{
return $inches * 25.4;
}
}
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